Rough HDF Underscore Panel from Canada
Unprocessed high-density fiberboard panels used under flooring or countertops as substrate, >0.8 g/cm³ density, strictly not mechanically worked or coated. Falls under HTS 4411.92.10.00 as other unworked high-density fiberboard.
Duty Rate — Canada → United States
10%
Rate breakdown
9903.05.2910%Section 301 (forced labor) — additional 10% ad valorem on products of Canada
Import Tips
• Include end-use statements confirming industrial substrate purpose, not finished flooring
• Monitor moisture content <10% to prevent warping claims during transit
• Avoid plastic wrapping directly on surface; use spacers to prevent adhesion issues